[INFO] fetching crate procss 0.1.12...
[INFO] testing procss-0.1.12 against 1.69.0 for beta-1.70-1
[INFO] extracting crate procss 0.1.12 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate procss 0.1.12 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate procss 0.1.12
[INFO] finished tweaking crates.io crate procss 0.1.12
[INFO] tweaked toml for crates.io crate procss 0.1.12 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate procss 0.1.12 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfb055bee4fa9f467a53aecd83241f32a32e7d71effc1ecb6602d220585a3d85
[INFO] running `Command { std: "docker" "start" "-a" "bfb055bee4fa9f467a53aecd83241f32a32e7d71effc1ecb6602d220585a3d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfb055bee4fa9f467a53aecd83241f32a32e7d71effc1ecb6602d220585a3d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfb055bee4fa9f467a53aecd83241f32a32e7d71effc1ecb6602d220585a3d85", kill_on_drop: false }`
[INFO] [stdout] bfb055bee4fa9f467a53aecd83241f32a32e7d71effc1ecb6602d220585a3d85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e93602d0258a87741771b685a49425c6fc25f1b78e055846a0789ed7c7a412fb
[INFO] running `Command { std: "docker" "start" "-a" "e93602d0258a87741771b685a49425c6fc25f1b78e055846a0789ed7c7a412fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling predicates-core v1.0.5
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling termtree v0.4.0
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling fragile v2.0.0
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling predicates-tree v1.0.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling predicates v2.1.3
[INFO] [stderr]    Compiling mockall_derive v0.11.3
[INFO] [stderr]    Compiling mockall v0.11.3
[INFO] [stderr]    Compiling procss v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | #![feature(assert_matches)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | #![feature(path_file_prefix)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `procss` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "e93602d0258a87741771b685a49425c6fc25f1b78e055846a0789ed7c7a412fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e93602d0258a87741771b685a49425c6fc25f1b78e055846a0789ed7c7a412fb", kill_on_drop: false }`
[INFO] [stdout] e93602d0258a87741771b685a49425c6fc25f1b78e055846a0789ed7c7a412fb
